1. PHOX2B mutations and polyalanine expansions correlate with the severity of the respiratory phenotype and associated symptoms in both congenital and late onset Central Hypoventilation syndrome. Issue 5 (30th April 2004) Authors: Matera, I; Bachetti, T; Puppo, F; Di Duca, M; Morandi, F; Casiraghi, G M; Cilio, M R; Hennekam, R; Hofstra, R; Schöber, J G; Ravazzolo, R; Ottonello, G; Ceccherini, I Journal: Journal of medical genetics Issue: Volume 41:Issue 5(2004) Page Start: 373 Record Type: Journal Article View Content: Available online (eLD content is only available in our Reading Rooms) ↗